Microsoft and DOJ dismantle Lumma Stealer malware community in international takedown

Microsoft, in partnership with the U.S. Division of Justice (DOJ), took a significant step in dismantling one of the vital prolific cybercrime instruments presently in circulation. Microsoft’s Digital Crimes Unit (DCU) collaborated with the DOJ, Europol, and several other international cybersecurity corporations to disrupt the Lumma Stealer malware community — a malware-as-a-service (MaaS) platform implicated in a whole lot of 1000’s of digital breaches worldwide.

Based on Microsoft, Lumma Stealer contaminated over 394,000 Home windows machines between March and mid-Might 2025. The malware has been a well-liked software amongst cybercriminals for stealing login credentials and delicate monetary data together with cryptocurrency wallets. It’s been used for extortion campaigns towards colleges, hospitals, and infrastructure suppliers. Based on the DOJ web site, “the FBI has recognized at the very least 1.7 million cases the place LummaC2 was used to steal this sort of data.”